* At 538 PM MDT, a severe thunderstorm was located near Gun Barrel,
or 25 miles northeast of Cheyenne, moving north at 25 mph.

HAZARD...Ping pong ball size hail.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect
damage to roofs, siding, windows, and vehicles.

* Locations impacted include...
Gun Barrel and Meriden Rest Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted, act quickly and move to a
place of safety inside a sturdy structure such as a basement or small
interior room.

For your protection move to an interior room on the lowest floor of a
building.

A tornado watch remains in effect until 800 PM MDT for southeastern
Wyoming.